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Review government records associated with Wellington, Colorado.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Wellington, CO from EPA SDWIS.
Wellington Town of
Active health-based drinking-water issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 11,720 people
Data from EPA SDWIS
Reviewed: source records as of Q1 2026
EPA UCMR5 — No PFAS detection records shown for these water systems
Open data source: EPA UCMR5DoD PFAS — No investigation records shown for this report
Open data source: DoD PFASEPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Lower Boxelder Creek
Reported: Nov 2026
Health-relevant causes: Metals (other Than Mercury), Pathogens
Affected uses: Ecological, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Larimer County
Assessment year: 2020
According to EPA, a cancer risk of 40-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 40 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
EPA designates an area as nonattainment when air quality does not meet federal health-based standards (NAAQS) for a specific pollutant.
Denver Metro/North Front Range: Ozone
NonattainmentSerious8-Hour Ozone (2015 Standard)
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Denver-Boulder-Greeley-Ft. Collins-Loveland: Ozone
NonattainmentSevere 158-Hour Ozone (2008 Standard)
Original designation: Jul 2012
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Bethke — Timnath, Colorado
Annual mean: 13.1 Parts per billion
Observation year: 2025
Annual mean: 0.046 Parts per million
EPA primary exceedance count: 11 (Ozone 8-hour 2015)
Observation year: 2025
Annual mean: 5.5 Micrograms/cubic meter (LC)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
Reviewed: source records as of 2024
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Larimer County, CO
EPA Radon Zone Map (June 2024 release)
Larimer County is EPA Radon Zone 1 (highest potential). EPA defines Zone 1 counties as having predicted average indoor screening levels above 4 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Special Flood Hazard Area — 1% annual chance of flooding (100-year floodplain) with base flood elevation.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
No EPA ECHO RMP facility records with a usable location matched this city report.
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Larimer County, ColoradoPop. 366,778
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 5,579 | 6,994 | 7,972 |
| Poor or Fair Health | 10.9% | 12.8% | 14.2% |
| Poor Physical Health Days | 3.2 | 3.1 | 3.3 |
| Poor Mental Health Days | 5.5 | 4.8 | 4.8 |
| Adult Smoking | 12.5% | 12.1% | 15.0% |
| Adult Obesity | 24.8% | 25.1% | 34.0% |
| Air Pollution - Particulate Matter | 6.0 | 4.5 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 6.7% | 6.5% | 9.6% |
| Life Expectancy | 81.0 | 79.0 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Wellington.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 36 violations for the Town of Wellington.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Wellington.
The monitoring station at Bethke, Timnath, Colorado recorded an annual average of 13.1 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Bethke, Timnath, Colorado recorded an annual average of 0.046 Parts per million for ozone in 2025.
The monitoring station at Bethke, Timnath, Colorado recorded an annual average of 5.5 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The radon data for Wellington covers Larimer County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Wellington reports a life expectancy of 81.0 years in Larimer County, Colorado.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Wellington reports 5,579 years of life lost to deaths before age 75 per 100,000 residents in Larimer County, Colorado. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Wellington lists fine-particle pollution (PM2.5) at 6.0 micrograms per cubic meter in Larimer County, Colorado.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.